Home / 28,390.10-42,527.55-16,063.70

Finding the Fourth Proportional to 28,390.10, 42,527.55 and 16,063.70

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Solution

The fourth proportional to 28,390.10, 42,527.55 and 16,063.70 is: 24,062.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,390.10 : 42,527.55 = 16,063.70 : x
  2. Step 2: Convert to fraction form
    28,390.10/42,527.55 = 16,063.70/x
  3. Step 3: Cross multiply
    28,390.10x = 42,527.55 × 16,063.70
  4. Step 4: Simplify right side
    28,390.10x = 683,149,804.94
  5. Step 5: Solve for x
    x = 683,149,804.94/28,390.10
  6. Step 6: Final answer
    x = 24,062.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.